What is false about indinavir sulfate stones?
intratubular crystal formation might occur
CT cannot reliably confirm the presence of indinavir calculi
stone formation is demonstrated in 80% of patients taking the medication
is a protease inhibitor with poor solubility and significant urinary excretion
Correct Answer :
C. stone formation is demonstrated in 80% of patients taking the medication
crystallization and stone formation are demonstrated in as many as 20% of patients taking the medication.
Related Questions
Where do Cowper`s gland ducts drain into?
ejaculatory ducts
prostatic urethra
membranous urethra
bulbous urethra
Which nephron segment contains the most diluted urine in central diabetes insipidus patient?
proximal convoluted tubules
distal convoluted tubules
collecting duct
loop of Henle
Which of the following is NOT a cause of hypocitraturia?
high protein diet
hypokalaemia
proximal renal tubular acidosis
idiopathic
What is false concerning PSA molecule?
the free form of PSA exists in small proportions in the body, and found mainly in BPH and in the ejaculate
α1- anti chymotrypsin binds to 3 epitopes of the PSA molecule to form a complexed PSA
α2- macroglobulin binds to 5 epitopes of the PSA molecule to form a complexed PSA
the purified PSA molecule has a molecular weight of 90 kDa
Which structure is a part of the renal hilum?
renal pelvis
branches of the renal artery
tributaries of renal vein
all of the above
Which of the following does NOT increase PSA value?
trauma to the prostate
digital rectal examination
urinary retention
prostatitis
What fascial layer(s) cover(s) the prostate?
Denonvilliers fascia
prostatic fascia
levator fascia
all of the above
At what month of intra-uterine life do testes descend into the scrotum with the aid of the intra-abdominal pressure and the gubernacula?
sixth
seventh
eighth
ninth
By which of the following structures, do the fused lower poles of hoarseshoe kidneys get trapped during embryologic ascent?
inferior mesenteric artery
superior mesenteric artery
celiac artery
common iliac artery
What is false concerning coagulase splitting bacteria (Griess) test?
it is a reduction reaction that converts nitrate to nitrite
nitrazine reagent papers are used to elicit the reaction
it is false negative in diluted urine, on taking vitamin C, and in gram +ve bacteria
the reaction takes 4 minutes to complete
What do urine tests examine to detect hematuria?
catalase activity of erythrocytes
peroxidase activity of erythrocytes
lyase activity of erythrocytes
none of the above
What does make UTI more common in mid-aged females than in males?
short female urethra
pregnancy
vaginal colonization with enterobacteria
all the above
Which disease is described best by the following manifestations: grand mal epilepsy, mental retardation, hypertension, angiomyolipoma, adenoma sebaceum, bilateral enlarged kidneys, and normal renal function?
autosomal dominant polycystic kidney disease
von Hippel-Lindau disease
tuberous sclerosis
Sturge-Webber syndrome
Which α- adrenergic receptor subtype mediates smooth muscle contraction of the prostate?
α1-A
α2-A
α1-B
α2-B
Which statement is NOT related to Klinefelter syndrome?
sterility is the rule
has a considerable short life span
treatment requires testicular microdissection and sperm extraction
47 XXY karyotype
Which statement explains the first event in the micturition reflex?
opening of internal bladder sphincter
fall in urethral pressure
rise in intravesical pressure
cessation of sphincter EMG activity
What antibiotic could result in red man syndrome?
vancomycin
clindamycin
streptomycin
tobramycin
Which of the following process(es) is (are) reversible?
5α-reductase enzyme reduces testosterone to DHT
aromatase enzyme reduces testosterone to estrogen
PSA molecule binds to α1-antichymotrypsin and α2-macroglobulin
none of the above
What is the most likely cause of large scrotal hematoma in neonates?
clotting factor VIII deficiency
clotting factor IX deficiency
breech delivery
scrotal cavernous haemangioma
How many days does spermatogenesis take in the man?
16
32
64
90
What is the nerve supply of the adrenal gland?
sympathetic to the medulla
parasympathetic to the medulla
sympathetic to the cortex
parasympathetic to the cortex
What helps in treating Candida albicans cystitis is:
sodium bicarbonate
phyto soya
ascorbic acid
sol palmetto
What is the best initial therapy for hyponatremic dehydration?
administration of hypertonic saline
administration of crystalloid
administration of normal saline
administration of ringer lactate
Which layer lies between the superficial and deep inguinal lymph nodes?
Scarpa`s fascia
fascia lata
Dartos fascia
Camper`s fascia
Which action of thigh muscles could be impaired if the obturator nerve was injured during endoscopic resection of bladder tumors?
adduction
abduction
flexion
extension
Renal blood flow is autoregulated by:
sympathetic nervous system
parasympathetic nervous system
urinary output
afferent arteriolar resistance
Which part of the male urethra is the narrowest?
the membranous
the bladder neck
the bulbous
the external urethral meatus
What is the most frequent anomaly associated with multicystic renal dysplasia?
ureteral atresia
vesicoureteral reflux
ureteropelvic junction obstruction
ureteral duplication
Which zone of the prostate originates from the Wolffian duct tissue:
central zone
peripheral zone
transitional zone
periurethral glands
What nerve provides the major neural supply to the striated urinary sphincter and levator ani muscle?
somatic innervations
sympathetic fibers from T11 - L2
the pudendal nerve
the obturator nerve